1.
Varatorn R. Perioperative Transesophageal Echocardiography A Companion to Kaplan’s Cardiac Anaesthesi. BKK Med J [Internet]. 2014Feb.20 [cited 2020Aug.6];7(1):111. Available from: https://he02.tci-thaijo.org/index.php/bkkmedj/article/view/219641